Could it be time to consider buying CSL (ASX:CSL) shares?

The CSL Limited (ASX: CSL) share price is out of form in 2021 and underperforming the S&P/ASX 200 Index (ASX: XJO).

Since the start of the year, the biotherapeutics company’s shares are down 2% to $279.14.

Could it be time to consider buying CSL…